Vulnerability-Lookup

GHSA-HGHM-9VCP-CXVV

Vulnerability from github – Published: 2026-07-09 18:31 – Updated: 2026-07-09 18:31

Details

A weakness has been identified in apidevtools json-schema-ref-parser up to 15.3.5. This impacts the function Refs.set/Pointer.set in the library lib/pointer.ts. Executing a manipulation can lead to improperly controlled modification of object prototype attributes. The attack can be launched remotely. Upgrading to version 15.3.6 will fix this issue. This patch is called a786bc6afc3674f650496472ee93d5cf74c4bd84. It is suggested to upgrade the affected component.

Severity

6.3 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

2.1 (Low)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-15195"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-94"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-09T18:16:51Z",
    "severity": "LOW"
  },
  "details": "A weakness has been identified in apidevtools json-schema-ref-parser up to 15.3.5. This impacts the function Refs.set/Pointer.set in the library lib/pointer.ts. Executing a manipulation can lead to improperly controlled modification of object prototype attributes. The attack can be launched remotely. Upgrading to version 15.3.6 will fix this issue. This patch is called a786bc6afc3674f650496472ee93d5cf74c4bd84. It is suggested to upgrade the affected component.",
  "id": "GHSA-hghm-9vcp-cxvv",
  "modified": "2026-07-09T18:31:53Z",
  "published": "2026-07-09T18:31:53Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-15195"
    },
    {
      "type": "WEB",
      "url": "https://github.com/APIDevTools/json-schema-ref-parser/issues/421"
    },
    {
      "type": "WEB",
      "url": "https://github.com/APIDevTools/json-schema-ref-parser/commit/a786bc6afc3674f650496472ee93d5cf74c4bd84"
    },
    {
      "type": "WEB",
      "url": "https://github.com/APIDevTools/json-schema-ref-parser"
    },
    {
      "type": "WEB",
      "url": "https://github.com/APIDevTools/json-schema-ref-parser/releases/tag/v15.3.6"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-15195"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/851809"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/377123"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/377123/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-15195 (GCVE-0-2026-15195)

Vulnerability from cvelistv5 – Published: 2026-07-09 17:15 – Updated: 2026-07-09 18:23 X_Open Source

Title

apidevtools json-schema-ref-parser pointer.ts Pointer.set prototype pollution

Summary

Severity

5.3 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

6.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

6.3 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-07-09 18:22 UTC

CWE

CWE-1321 - Improperly Controlled Modification of Object Prototype Attributes
CWE-94 - Code Injection

Assigner

VulDB mitre root

References

8 references

URL	Tags
https://vuldb.com/vuln/377123	vdb-entrytechnical-description
https://vuldb.com/vuln/377123/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-15195	third-party-advisory
https://vuldb.com/submit/851809	third-party-advisory
https://github.com/APIDevTools/json-schema-ref-pa…	issue-tracking
https://github.com/APIDevTools/json-schema-ref-pa…	patch
https://github.com/APIDevTools/json-schema-ref-pa…	patch
https://github.com/APIDevTools/json-schema-ref-parser/	product

Impacted products

1 product

Vendor	Product	Version
apidevtools	json-schema-ref-parser	Affected: 15.3.0 Affected: 15.3.1 Affected: 15.3.2 Affected: 15.3.3 Affected: 15.3.4 Affected: 15.3.5 Unaffected: 15.3.6 cpe:2.3:a:apidevtools:json-schema-ref-parser::::::::

Credits

Dremig (VulDB User)

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-15195",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-09T18:22:56.575261Z",
                "version": "2.0.3"
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            "tags": [
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            "url": "https://github.com/APIDevTools/json-schema-ref-parser/issues/421"
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      }
    ],
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          ],
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          "vendor": "apidevtools",
          "versions": [
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              "status": "affected",
              "version": "15.3.0"
            },
            {
              "status": "affected",
              "version": "15.3.1"
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            {
              "status": "affected",
              "version": "15.3.2"
            },
            {
              "status": "affected",
              "version": "15.3.3"
            },
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              "status": "affected",
              "version": "15.3.4"
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      "metrics": [
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            "version": "4.0"
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            "version": "3.0"
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        },
        {
          "cvssV2_0": {
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            "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C",
            "version": "2.0"
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        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
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      "references": [
        {
          "name": "VDB-377123 | apidevtools json-schema-ref-parser pointer.ts Pointer.set prototype pollution",
          "tags": [
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          "url": "https://vuldb.com/vuln/377123"
        },
        {
          "name": "VDB-377123 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
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          "url": "https://vuldb.com/vuln/377123/cti"
        },
        {
          "name": "CVE-2026-15195 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-15195"
        },
        {
          "name": "Submit #851809 | Node.js @apidevtools/json-schema-ref-parser 15.3.5 Improperly Controlled Modification of Object Prototype Attribute",
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          ],
          "url": "https://vuldb.com/submit/851809"
        },
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        },
        {
          "tags": [
            "patch"
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          "url": "https://github.com/APIDevTools/json-schema-ref-parser/releases/tag/v15.3.6"
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          "tags": [
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          "url": "https://github.com/APIDevTools/json-schema-ref-parser/"
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          "lang": "en",
          "time": "2026-07-09T02:00:00.000Z",
          "value": "VulDB entry created"
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          "lang": "en",
          "time": "2026-07-09T08:05:56.000Z",
          "value": "VulDB entry last update"
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      "title": "apidevtools json-schema-ref-parser pointer.ts Pointer.set prototype pollution"
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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GHSA-HGHM-9VCP-CXVV

CVE-2026-15195 (GCVE-0-2026-15195)

Tags

Sightings

Nomenclature

Related by attack behaviour